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Takashima islet, Karatsu City, Saga Prefecture, Japani
Regional Level Types
Takashima isletIslet
Karatsu CityCity
Saga PrefecturePrefecture
JapanCountry

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Type:
Islet
Mindat Locality ID:
227128
Long-form identifier:
mindat:1:2:227128:9
GUID (UUID V4):
0
Other Languages:
Japanese:
鷹島, 唐津市, 佐賀県, 日本


Olivine basalt with xenoliths of dunite, peridotite, diallagite, websterite and gabbro.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


12 valid minerals.

Detailed Mineral List:

ⓘ 'Alkali Feldspar'
ⓘ Anorthite
Formula: Ca(Al2Si2O8)
ⓘ Anorthite var. Bytownite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘ Calcite
Formula: CaCO3
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Diopside var. Chromium-bearing Diopside
Formula: Ca(Mg,Cr)Si2O6
ⓘ Enstatite
Formula: Mg2Si2O6
ⓘ Enstatite var. Bronzite
Formula: (Mg,Fe2+)2[SiO3]2
ⓘ 'Fayalite-Forsterite Series'
ⓘ Forsterite
Formula: Mg2(SiO4)
ⓘ 'Glass'
ⓘ Hercynite
Formula: Fe2+Al2O4
ⓘ Hercynite var. Picotite
Formula: (Fe,Mg)(Al,Cr)2O4
ⓘ Ilmenite
Formula: Fe2+TiO3
ⓘ Laurite
Formula: RuS2
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
Description: Cobalt rich
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
ⓘ Spinel
Formula: MgAl2O4
Description: Chrome rich

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘLaurite2.EB.05aRuS2
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘHercynite4.BB.05Fe2+Al2O4
ⓘSpinel4.BB.05MgAl2O4
ⓘHercynite
var. Picotite		4.BB.05(Fe,Mg)(Al,Cr)2O4
ⓘIlmenite4.CB.05Fe2+TiO3
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 9 - Silicates
ⓘForsterite9.AC.05Mg2(SiO4)
ⓘEnstatite9.DA.05Mg2Si2O6
ⓘvar. Bronzite9.DA.05(Mg,Fe2+)2[SiO3]2
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘDiopside
var. Chromium-bearing Diopside		9.DA.15Ca(Mg,Cr)Si2O6
ⓘ9.DA.15CaMgSi2O6
ⓘAnorthite9.FA.35Ca(Al2Si2O8)
ⓘvar. Bytownite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
Unclassified
ⓘ'Alkali Feldspar'-
ⓘ'Fayalite-Forsterite Series'-
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4
ⓘ'Glass'-

List of minerals for each chemical element

HHydrogen
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ AnorthiteCa(Al2Si2O8)
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
Oⓘ CalciteCaCO3
Oⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ DiopsideCaMgSi2O6
Oⓘ EnstatiteMg2Si2O6
Oⓘ ForsteriteMg2(SiO4)
Oⓘ HercyniteFe2+Al2O4
Oⓘ IlmeniteFe2+TiO3
Oⓘ SpinelMgAl2O4
Oⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Oⓘ Fayalite-Forsterite Series
Oⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
NaSodium
Naⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
MgMagnesium
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ EnstatiteMg2Si2O6
Mgⓘ ForsteriteMg2(SiO4)
Mgⓘ SpinelMgAl2O4
Mgⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Mgⓘ Fayalite-Forsterite Series
Mgⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4
AlAluminium
Alⓘ AnorthiteCa(Al2Si2O8)
Alⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
Alⓘ HercyniteFe2+Al2O4
Alⓘ SpinelMgAl2O4
Alⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4
SiSilicon
Siⓘ AnorthiteCa(Al2Si2O8)
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
Siⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Siⓘ DiopsideCaMgSi2O6
Siⓘ EnstatiteMg2Si2O6
Siⓘ ForsteriteMg2(SiO4)
Siⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Siⓘ Fayalite-Forsterite Series
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
Sⓘ LauriteRuS2
Sⓘ Pentlandite(NixFey)Σ9S8
CaCalcium
Caⓘ AnorthiteCa(Al2Si2O8)
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
Caⓘ CalciteCaCO3
Caⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Caⓘ DiopsideCaMgSi2O6
TiTitanium
Tiⓘ IlmeniteFe2+TiO3
CrChromium
Crⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Crⓘ ChromiteFe2+Cr23+O4
Crⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4
FeIron
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ HercyniteFe2+Al2O4
Feⓘ IlmeniteFe2+TiO3
Feⓘ Pentlandite(NixFey)Σ9S8
Feⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Feⓘ Fayalite-Forsterite Series
Feⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4
NiNickel
Niⓘ Pentlandite(NixFey)Σ9S8
RuRuthenium
Ruⓘ LauriteRuS2

Fossils

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References

Miura, Makoto; Arai, Shoji (2014) Platinum-group Element and Mineral Characteristics of Sub-arc Chromitite Xenoliths from the Takashima Alkali Basalt, Southwest Japan Arc. The Canadian Mineralogist, 52 (5). 899-916 doi:10.3749/canmin.1300049
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